Service Manuals, User Guides, Schematic Diagrams or docs for : . Rare and Ancient Equipment PRIMARE SPA22 Primare_SPA22_Processing_Amplifier_sm
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PRIMARE
SPA22 Surround Processing Amplifier
Service Manual
Downloaded from www.Manualslib.com manuals search engine
1. Schematics and Pcb.
2. Technical Specifications.
Confidential !
This document is not allowed to show for third part without written permission
from Primare Systems AB.
This document is subject to change without notice.
Author:
Bjorn Holmqvist
Primare AB
[email protected]
Downloaded from www.Manualslib.com manuals search engine
C408
fp vola 10nK
place both 10n/1k2 at the ribbon connector
1K2J
R415 C406
dgnd
R420
100nZ volume
CON404 CON405 V400
10KJ
A
1 4 A
5v B
R421 2 3 C
10KJ 3 2 B
alps EC12E
4 1
C407
1K2J
R416 100nZ dgnd CON4 C403
CON4 100n
fp volb
dgnd
C401 dgnd 5v
C409 M400
20
5v dgnd
10nK C402
1
dgnd U400 100n U401 R41 5v 2
vcc
100n 10k 5% sin
1 18 R403 1 5 3
33R
VCC
1G 1Y1 a vcc 5v dgnd gnd
dgnd fp vfdclk 2 16 R404 2 busy
4
A1 1Y2 33R b busy
C413 fp vfddata 4 14 R405 3 4 5
A2 1Y3 33R gnd y sck
fp vfdstb 6 12 R406 tstb 6
470nZ A3 1Y4 33R /rst
U404 5v fp tstb 8 dgnd NC7S32
R425 A4
3 dgnd GU140X16G-7003
V
2 19 9 R407 R402
G dgnd 10RJ 2G 2Y1 33R fp vfdrst
1 tdata 11 7 R408 100R
D B1 2Y2 33R C400
rc rc 13 5 R409
B2 2Y3 33R 120p
GP1UV701QS sela 15 3 R410
GND
B3 2Y4 33R
selb 17
B4 5v
1
dgnd
74HCT244
10
dgnd D400
LED
fp selb
2
fp sela
R400 R401
fp ir
1.3k tbd (bright) nc
fp data
Q400
DTC114
fp LED
C404
100n dgnd
5v
16
dgnd 5v
R414 10k 5%
20PIN
R413 10k 5%
tstb 1 CON401
R412 10k 5%
VCC
SH/LD
15 fp LED 1
R411 10k 5% dgnd CLK INH
vfdclk 2 dgnd 2
CLK
selector dgnd
10
SER fp vfdrst3
S400
clockwise
11 fp vfdclk4
10
A
9 tdata
6
7
8
9
12 5
fp vfddata
rtap30112s B QH
dgnd 13 7 fp vfdstb6
C QH
12 C405
14 dgnd 7
10
6
7
8
9
12 D
13 U403 100n
3 fp tstb 8
13 R417 E
11 10k b0
1 14 4 fp selb 9
11 R418 1a vcc 5v F
1
2
3
4
5
10k 5v b2
2 13b0 5 fp sela10
GND
R419 1b 4b G
10k 3 12b1 busy
6 fp ir 11
1y 4a H
CON402 CON403 4 11 K400 K401 K402 K403 dgnd 12
1
2
3
4
5
2a 4y
S2 R422 5 10 U402 fp data13
1 1 100R 2b 3b
S3 R423 sela 6 9 standby balance select setup HC165 dgnd 14
100R
8
2 2 2y 3a
S1 R424 7 8 selb 15
fp spare
3 3 100R gnd 3y
dgnd fp volb16
4 4 C410 C411 C412 dgnd HC132 dgnd 17
CON4 CON4 dgnd fp vola18
100n 100n 100n
dgnd 19
5v
20
dgnd
X1 X2 X3 X4 X5 X6 X7
dgnd
1
1
1
1
1
1
1
connector to dsp
1
1
1
1
1
1
1
R426 R427 R428 R429 R430 R431 R432 board
10R 10R C415 10R 10R 10R 10R 10R
C414 C416 C417 C418 C419 C420
0.01UF
0.01UF 0.01UF
0.01UF 0.01UF 0.01UF 0.01uF
dgnd dgnd dgnd dgnd dgnd dgnd dgnd
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Downloaded from www.Manualslib.com manuals search engine
DGND
DGND
R428
C416
R429
C417
R432
C420
CON404
C407 C406
R421 R420
R416
C409
R415
C408
VFD
CON405
DGND
DGND
A
B
S400 R425
C413
V400
U404
1 2
DGND
S1
S2
S3
FP LED DGND
CON402
VFDRST VFDCLK
VFDDATA VFDSTB
CON403 C403 C400 R41 DGND TSTB
R402 C402 U401
BUSY
M400
DGND
SELB SELA
DGND
RST
SCK
R400 Q400
SIN
5V
IR DGND
S2
S3
S1
D400 U400 DATA DGND
R401
C412 R422 R419
C411 R423 R418
C410 R424 R417
SPARE VOLB
C405
K403 K402 K401 K400 U402
R414
R413
R407
R412
R411
DGND VOLA
R405 R408 5V DGND
U403 R404 R409
R403 R410 19 20
R431
C419
CON401
C418
R430
C401
R406
R426
C414
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